package PTA;

import java.util.Scanner;

public class Pta20 {
    public static void main(String[] args) {
        Scanner sc = new Scanner(System.in);
        int x = sc.nextInt();
        int y = sc.nextInt();
        System.out.println(x + y);
        System.out.println(x - y);
        System.out.println(x * y);
        System.out.println((double)x /(double) y);

    }
}
